package com.sky.controller.admin;

import com.sky.dto.DishDTO;
import com.sky.dto.DishPageQueryDTO;
import com.sky.entity.Dish;
import com.sky.result.PageResult;
import com.sky.result.Result;
import com.sky.service.DishService;

import com.sky.vo.DishVO;
import io.swagger.annotations.Api;
import io.swagger.annotations.ApiOperation;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.web.bind.annotation.*;

import java.util.List;
import java.util.Set;

/**
 * @Author：豆浆
 * @name :DishController
 * @Date：2024/5/27 15:49
 */
@RestController
@RequestMapping("/admin/dish")
@Slf4j
@Api(tags = "菜品相关接口")

public class DishController {

    @Autowired
    private DishService dishService;

    @Autowired
    private RedisTemplate redisTemplate;



    /**
     *新增菜品
     * @param dishDTO
     * @return
     */
    @PostMapping()
    @ApiOperation("新增菜品")
    public Result save(@RequestBody DishDTO dishDTO){

        log.info("新增菜品:{}",dishDTO);
        dishService.saveWithFlavor(dishDTO);

        //清理缓存数据
        String key="dish"+dishDTO.getCategoryId();
        redisTemplate.delete(key);
        //cleanCache("dish_*");


        return Result.success();
    }



    /**
     * 菜品分页查询数据
     * @param dishPageQueryDTO
     * @return
     */
    @GetMapping("/page")
    @ApiOperation("菜品分页查询数据")
    public Result<PageResult>  page(DishPageQueryDTO dishPageQueryDTO){
        log.info("菜品分页查询数据:{}",dishPageQueryDTO);
        PageResult pageResult=dishService.pageQuery(dishPageQueryDTO);
        return Result.success(pageResult);

    }

    /**
     * 菜品批量删除
     *
     * @param ids
     * @return
     */
    @DeleteMapping
    @ApiOperation("菜品批量删除")
    public Result delete(@RequestParam List<Long> ids) {
        log.info("菜品批量删除：{}", ids);
        dishService.deleteBatch(ids);//后绪步骤实现

        //将所有的菜品缓存数据清理掉，所有以dish_开头的key
        cleanCache("dish*");


        return Result.success();
    }


    /**
     * 根据id修改菜品
     * @param id
     * @return
     */
    @GetMapping("/{id}")
    @ApiOperation("菜品修改")
    public Result<DishVO> getById(@PathVariable Long id){
        log.info("根据id修改菜品:{}",id);
        DishVO dishVO=dishService.getByIdWithFlavor(id);

        //将所有的菜品缓存数据清理掉，所有以dish_开头的key
        cleanCache("dish*");

        return Result.success(dishVO);
    }



    @PutMapping
    @ApiOperation("修改菜品")
    public Result update(@RequestBody DishDTO dishDTO){
        log.info("修改菜品:{}",dishDTO);

        dishService.updateWhthFlavor(dishDTO);
        return Result.success();
    }



    /**
     * 根据分类id查询菜品
     * @param categoryId
     * @return
     */
    @GetMapping("/list")
    @ApiOperation("根据分类id查询菜品")
    public Result<List<Dish>> list(Long categoryId){
        List<Dish> list = dishService.list(categoryId);
        return Result.success(list);
    }



    /**
     * 启用、禁用分类
     * @param status
     * @param id
     * @return
     */
    @PostMapping("/status/{status}")
    @ApiOperation("启用禁用分类")
    public Result<String> startOrStop(@PathVariable("status") Integer status, Long id){
        dishService.startOrStop(status,id);

        //将所有的菜品缓存数据清理掉，所有以dish_开头的key

        cleanCache("dish*");



        return Result.success();
    }


    /**
     * 清理缓存数据
     * @param pattern
     */
    private void cleanCache(String pattern){
        Set keys = redisTemplate.keys(pattern);
        redisTemplate.delete(keys);

    }

}
